The newest Wall Street bestseller by Michael Lewis, Flash Boys, chronicles the unlikely emergence of fairness in the corrupt world of high-frequency trading (HFT). It’s a gripping and enlightening read for anyone who doesn’t already know the story, but it becomes especially enlightening when viewed through the lens of evolutionary game theory (EGT).

The EGT story is simpler than the HFT story. It consists of only four actors, who reflect combinations of two binary strategies: whether to cooperate or defect in a social interaction, and whether t…

God, people around here like to say, is Brazilian – a cheery way of celebrating this country’s natural beauty, bountiful resources, lovely people.
God, however, appears to be in an Old Testament phase.

Each day in Brazil of late is more dramatic than the one before, and the news is uniformly grim. There is a political crisis, an economic crisis and, as if that wasn’t enough, a public-health crisis.

The country entered uncharted territory in the past two days, as President Dilma Rousseff was implicated in the country’s giant graft scandal, and her predecessor, Luiz Inacio Lula da Silva, was briefly detained…

As the fight against McDonald's expands its global front, federal prosecutors in Brazil have opened a probe into the fast food giant and its main operator in Latin America, Arcos Dorados, for alleged violations of tax, labor, and franchise laws.

The investigation comes in response to a petition from Brazil's General Workers' Union (UGT), which asked the country's Public Prosecution Service to open a civil inquiry into allegations of tax dodging, unfair competition, and labor infringements. The complaintalleged McDonald's has organized its business in Brazil in a way that allows it to avoid taxes, skirt compliance with local franchise laws, and engage in anti-competi…

[As predicted, the vacancy on the Supreme Court caused by Scalia's death is having a positive effect for progressive causes. At the end of February it was reported that Dow Chemical Would Rather Pay $835 Million Than Take Its Chances With a Scalia-less Supreme Court. It sounds as though the Louisiana law amounted to political posturing in any case, since the Supreme Court had already struck down a similar law and had indicated that they would strike this one down if it was passed as well. *RON*]

Last week, an especially conservative panel of the United States Court of Appeals for the Fifth Circuit handed down an “emergency” decision permitting an anti-abortion Louisiana law to go into effect. Under this law,…

The US and its allies struck 12 Islamic State targets in Iraq and two in Syria on Friday, the US military reported on Saturday as human rights group reports civilians killed in ceasefire violations.

Two of the strikes in Iraq were near Ramadi, hitting two Islamic State tactical units and a tunnel. One of the strikes in Syria destroyed two Islamic State fighting positions near Palmyra, according to the Pentagon.

The ceasefire between rebel groups and the regime of Syrian president Bashar al-Assad does not include Isis militants, and coalition nations …

As the editors of Evonomics, we recognize the importance of moral and political behavior in economic systems. This essay explores voting behavior in the United States as a way to see how different ideological tribes make sense of economic issues.

Donald Trump is winning Republican presidential primaries at such a great rate that he seems likely to become the next Republican presidential nominee and p…